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Ansys Learning Forum Forums Discuss Simulation Optics 在FDTD中判断是否为平行光 Reply To: 在FDTD中判断是否为平行光

Guilin Sun
Ansys Employee

反射镜也包括在FDTD仿真中的话,你可以在光源后面加一个监视器,然后做远场投射看看吧,看看发散角如何。但是,因为入射光是平面波(近似使用),外面的PEC光栏反射和衍射都影响远场投射结果。